diff --git a/src/zotero_kb/templates/index.html b/src/zotero_kb/templates/index.html
index 140f6f9..cafcfb2 100644
--- a/src/zotero_kb/templates/index.html
+++ b/src/zotero_kb/templates/index.html
@@ -233,7 +233,8 @@
       }
       .window-body {
         display: grid;
-        grid-template-columns: 22rem minmax(0, 1fr);
+        grid-template-columns: 1fr;
+        grid-template-rows: 1fr auto;
         min-height: 0;
       }
       .import-split { display: grid; grid-template-columns: 40% 60%; height: 100%; gap: 1px; background: var(--line); }